六年级口算题.docxVIP

六年级下册口算竞赛试题 计划做题所需时间：10分钟. 成绩： 书写： 学校： 班级：— 姓名: 17X40 = 100-63 = 3.2+1.68 = 2.8X04 = 14-7.4 = 1.92^0.04 = 0.32X500 = 0.65+4.35 = 10-5.4 = 44-20 = 3.5X200 = 1.5-0.06 = 0.75+15 = 04X0.8 = 4X0.25 = 0.36+1.54 = 1.01X99 = 420935 = 25X12 = 135：0.5 = 0.514-17 = 32.8+19 = 5.24-1.3 = .6X0.4 = 4.9X0.7 = 1小5 = 64-12 = 0.87-0.49 = 17X40 = 100-63 = 3.2+1.68 = 2.8 X 0.4 = 14-7.4 = 1.92：0.04 = 0.32X500 = 0.65+4.35 = 10-5.4 = 44-20 = 3.5X200= 1.5—0.06 = 0.754-15 = 04X0.8 = 4X0.25 = 0.36+1.54 = 1.01X99 = 420 + 35 = 25X12 = 1354-0.5 = 0.51 + 17 = 32.8+19 = 5.2：1.3 = 1.6X0.4 = 0.6xl.2= 0.84^0.6= 4.5x0.1=1 5x0.4= 0.1x0.5= 2*7= 100^0.01 = 1.4x3= 0.72^8= 64-0.03= 0.5x0.6= 40x0.9= 4《0.5= 7x2.1 = 8.89+0.1 = 24x0.25= 0.1^0.01 = 2.4x0.8= 9x0.4= 10x0.01= 30.2-3.02= 4.3-0.25= 1-0.82= 9.6W.3二 2.6X0.01 = 0X25.4= 4.8 X 0.4= 12X2.5 = 2.63+0.37 = 0.7X16-16X0.2= 1.5-4.5= 2.5 X 0.4= 14X2.5X4 = 64-1.2= 9.24-2.3= 244-4+564-4 = 4 + 0.25二 1.8X5二 30X(200+3) = 8 X 1.5 = 4.8 : 0.3= 2.73 + 1.5 X 4 = 2.3X4 = 3.25X0 = 0.4X50 = 2.6X3 = 4.1X2 = 0.35X0.2 = 2.5x2= 0.5x10= 0.6x8= 2.8x10= 0.7X0.8二 0.04x20= 4.7+2.3二 4.5X2二 6.9 — 2.5二 6X3.4= 0.62-0.32= 1.4X0.5= 0.02x0.5= 3.6x03= 6.3《7= 0.75^0.25= 0.125x8= 4.8知3二 0.56^28= 0.36^0.4= 0.64^0.8= 3.64-24= 0.8X1.! = 7.2+12.8= 12.8^4= 5.2—13= 12$5= 1 (H20二 24—15= 8.65x10= 7.2+2.8= 0.96 + 0.3 = 8-2.5 = 0.36 + 0.64= 8.44-4.2= 2.5 X 8 = 30X0.1 = 7.5X0.1 = 2.1x2= 5.6+0.4二 7.2 X 0.8= 0.75X100= 5.6x100= 0.86^2= 0.7x9= 46.7-3.8= 1.64+4.1 二